and a suspect is under arrest in connection with the death of a new york city subway rider killed by a train after being pushed on to the tracks. let's get you back to "hardball." >>> welcome back to "hardball." it was an iconic sight yesterdaç in the capitol when former senator bob dole was wheeled on the senate floor to rally support for the u.n. convention for rights of persons with disabilities. more than 125 countries have ratified this treaty already. here at home it was supported by a bipartisan group, including john kerry and john mccain. but the vote fell short of the 66 required votes, two-thirds required. an issue is belief by some republicans, many of them, that by signing the treaty the united states would somehow surrender some sovereignty to united nations. with me now are two advocates of this treaty, senator john kerry of massachusetts, chairman of the senate foreign relations committee and ted kennedy jr., a long-time champion of disability rights and president of the mal marwood group. it's hard for me to understand the ideological. of notion of something it taken